The only reference to Don Lucknow I can find in the mailing list archive is:
 
On Thu, May 15, 2003 at 07:50:16PM +0100, Mark Reed (signed as Jon) wrote:
B&J blatantly aren't the *real* Justified Ancients of Mummu (note
spelling) but only Don Lucknow felt it necessary to point that out.
Ive also been doing some catch up hunting on the web and come across the 'different project royal mix' of FTM. It appears to be recent but it's not listed in the discog (yet..? not sure how often it gets updated) and the only mention I've found so far is on klf-communications.net
 
http://search.klf-communications.net/different%20project
 
覧覧覧覧覧覧覧覧覧 file 211 / 23.08.2005 16:34:30 / 726 bytes 覧覧覧覧覧覧覧覧覧KLF - Odd Sounds of Mu 1
Bootleg 13 Track 5"CD Album (79:24)
01. 06:00 - 3 a.m. Eternal (original)
02. 07:11 - Justified & Ancient (anti a cappella mix)
03. 05:49 - What Time Is Love ? (acid mix)
04. 05:35 - Feel This
05. 05:31 - Kylie Said Harder
06. 06:53 - What Time Is Love ? (virtual reality mix)
07. 05:19 - Madrugada Eterna (club mix)
08. 06:52 - 3 a.m. Eternal (moody boy)
09. 07:49 - Mars
10. 08:40 - What Time Is Love ? (live version)
11. 06:13 - What Goes On? (ambient mix part 3)
12. 06:33 - Fuck The Millennium (Different Project Royal mix)
13. 00:59 - It's Grim Up North (omsk mix)
ｰ KLF/Bootleg/Audio/Odd sounds of Mu/Volume 1
(Also these appear to be links to playing lists but I can't seem to get them, might be my browser choice, or is it encrypted? How available are mp3s these days? Seem to remember there being an ftp server back in the day)
 
Sorry... Ive obviously got a lot to catch up on! I'll run out of topics soon enough but any further info appreciated!!!
 
KJ